US PATENT SUBCLASS 409 / 270
.~.~ Interrelated with cutter infeed

Current as of: June, 1999
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409 /   HD   GEAR CUTTING, MILLING, OR PLANING

243  DF  BROACHING {20}
269  DF  .~ With means to advance, infeed, or manipulate work {2}
270.~.~ Interrelated with cutter infeed {4}
271  DF  .~.~.~> Including means supporting work and additional means opposing infeed force
272  DF  .~.~.~> Including work indexing means for sequential cutting of different surfaces of a single workpiece
273  DF  .~.~.~> Including work indexing means for sequential cutting of surfaces of different workpieces
274  DF  .~.~.~> With means to retract work from path of tool's idle return stroke

DEFINITION

Classification: 409/270

Interrelated with cutter infeed:

(under subclass 269) Apparatus wherein the cutting tool is moved relative to the base and relative to the workpiece to effect the cutting operation, wherein action of the workpiece moving means is dependent on such cutting tool movement.